<template>
  <div class="icons">
    <swiper :options="swiperOption">
      <swiper-slide v-for="(page,index) of pages" :key="index">
        <div class="icon"
             v-for="item of page"
             :key="item.id"
        >
          <div class="icon-img">
           <img class="icon-img-content" :src= 'item.imgUrl'>
          </div>
          <p class="icon-desc" >{{item.title}}</p>
        </div>
      </swiper-slide>


    </swiper>
  </div>
</template>

<script>
  export default {
    name: "Icons",
    props:{
      list: Array
    },
    data(){
      return{
        swiperOption:{}
      }
    },
    computed:{
      pages(){
        const pages = []
        this.list.forEach((item,index) =>{
          const page = Math.floor(index/8)
          if(!pages[page]){
            pages[page] = []
          }
          pages[page].push(item)
        })
        return pages
      }
    }
  }
</script>

<style lang="stylus" scoped>
  @import "~styles/variable.styl"
  @import "~styles/mixins.styl"

  .icons >>> .swiper-container
    padding-bottom 50%
    height 0
    overflow hidden

  .icon
    height 0
    position relative
    width 25%
    padding-bottom 25%
    float left
    .icon-img
      position absolute
      top 0
      left 0
      right 0
      bottom .44rem
      box-sizing border-box
      padding .1rem
      .icon-img-content
        height  100%
        margin 0 auto
        display block
    .icon-desc
      position absolute
      left 0
      right 0
      text-align center
      height .44rem
      line-height .44rem
      color $darkTextColor
      bottom 0
      ellipsis()





</style>
